1c Blue, Ty. I (Scott 18). Plate 12, C Relief with bottom sheet selvage, original gum, lightly hinged, attractively centered, beautiful color and proof-like impression, Very Fine, with 1973 P.F. certificate

Robert Siegel Auction Galleries, Sep 2014, Sale 1078, Lot 95

1861, 1¢ blue, type I (Scott 18), light and face free black cancellation, extremely appealing well centered type I stamp with warm rich color; small crease along bottom right corner, otherwise Very Fine. Scott $550. Estimate value $300 – 400.

Daniel Kelleher Auctions, Jan 2015, Sale 663, Lot 1241

12c Black (Scott 17). Disturbed original gum, huge margins to just in at lower left including sheet margin at right, radiant shade, light corner crease at top right, Fine appearance

Robert Siegel Auction Galleries, Mar 2012, Sale 1021, Lot 144

United States 1851-57 Issue 1851 12c black, face free cancel and faint red arrival pmk at bottom left, full margins all around, fresh and v.f., with 1983 PFC for a horizontal pair from which it originated

Cherrystone Auctions, Jun 2012, Sale 201206, Lot 22

() 1851, 12¢ gray black (17), large margins with a good portion of the next stamp at the right; beautiful prooflike color and impression on bright paper; unused without gum, fresh and choice, Extremely Fine. Scott price $2,500 Expertization: 1982 & 2002 PF Certificates.

Matthew Bennett International, Sep 2012, Sale 345, Lot 39

() U.S.; General Issues, 1851, 12¢ Black, Pair, #17. Unused, cutting to clear margins, rich color, Just Fine, PF (1976) cert. Scott $5,000 (as singles). Estimate $300-350.

Harmer-Schau Auction Galleries, Jan 2013, Sale 96, Lot 415

12c Black (Scott 17). Large margins, bright shade, neat strike of circular datestamp, Very Fine, a pretty stamp

Robert Siegel Auction Galleries, Jul 2013, Sale 1050, Lot 121

12c Black (Scott 17). Large even margins all around, intense shade and proof-like impression on bright paper, nicely complemented by red grid cancel EXTREMELY FINE GEM. AN ABSOLUTELY STUNNING USED EXAMPLE OF THE 12-CENT 1851 ISSUE. With 1988 P.F. certificate

Robert Siegel Auction Galleries, Dec 2013, Sale 1062, Lot 124

*    12¢ gray black (Scott 17), lower left corner margin single, large margins elsewhere, light crease, slightly toned, otherwise original gum, Very Fine (photo). $6,250 Expertization: 1987 P.F. Certificate.

Matthew Bennett International, May 2014, Sale 350, Lot 37

1851, 12¢ gray black (Scott 17), brilliant “red paint” cancellation, gorgeous example with the deepest and richest color imaginable nicely contrasted by the colorful postmark, Very Fine. Scott $290. Estimate value $200 – 300.

Daniel Kelleher Auctions, Sep 2014, Sale 655, Lot 167

12c Black, Diagonal Half Used as 6c (Scott 17a). Top left diagonal half, tied by light strike of San Francisco Cal. circular datestamp on cover to New York and forwarded to Marblehead Mass., bold strikes of “FORWARDED”” straightline handstamp and “New-York Aug. 30” datestamp, ms. “5” forwarding rate, blue San Francisco Commission Merchant’s design on back, overall soiling and wear, Fine appearing and scarce forwarded cover with a 12c bisect

Robert Siegel Auction Galleries, Nov 2014, Sale 1084, Lot 3086

1851, 12¢ gray black. Pair, black and red integral rate town cancels, margins mostly large to just into outer frameline at upper left, intense color, Very Fine, an attractive pair. Scott No. 17; $575.

Schuyler J. Rumsey Philatelic Auctions, Apr 2015, Sale 60, Lot 1956

12c Black (Scott 17). Original gum, large even margins all around including part of adjoining stamp at bottom, intense shade and proof-like impression EXTREMELY FINE. A SUPERB ORIGINAL-GUM EXAMPLE OF THE 12-CENT 1851 ISSUE. AN EXCEEDINGLY DIFFICULT ISSUE TO OBTAIN IN SUCH CHOICE CONDITION. The 12c 1851 plate was laid down with very little room between stamps — just barely one millimeter, to be exact. For this reason, collectors have a difficult time finding stamps with large margins all around. The original-gum example offered here is a true condition rarity. Small red and blue backstamps. With 1999 P.F. and 2013 P.S.E. certificates (OGph, XF 90; SMQ price $12,500.00). Only three have graded higher and two others share this grade.

Robert Siegel Auction Galleries, Jun 2015, Sale 1106, Lot 3031

o U.S.; General Issues, 1855, 10¢ Green, Type IV, #16. Pos. 74L1 recut at top, red cancel, clear to nice margins all around, rounded corners and corner creases, Fine to Very Fine. Scott $1,835. Estimate $350-400.

Harmer-Schau Auction Galleries, Aug 2012, Sale 94, Lot 1012

1855, 10¢ green, type IV (Scott 16), recut at top, neat black town cancellation, economical example of this tough stamp, with gorgeous rich shade, Very Good to Fine. Scott $1,650. Estimate value $300 – 400.

Daniel Kelleher Auctions, Feb 2013, Sale 634, Lot 17

Scott #16, 10c Green, Ty. IV, pos. 76L1, recut at bottom, an especially handsome used example, possessing exceedingly large margins all around, strong rich color and a crisp impression, neat c.d.s. cancel, extremely fine; 1986 PF certificate and a 2010 PSE certificate (XF 90; SMQ $3,600.00).

Spink Shreves Galleries, Jan 2014, Sale 146, Lot 167

10c Green, Ty. IV (Scott 16). Position 64L1, recut at top and bottom, huge margins, bold strike of grid cancel leaves the recut lines easily visible EXTREMELY FINE USED EXAMPLE OF THE 1855 10-CENT TYPE IV FROM POSITION 64L1, THE ONLY POSITION RECUT AT TOP AND BOTTOM. With 1979 P.F. certificate

Robert Siegel Auction Galleries, Jul 2014, Sale 1077, Lot 54

1855, 10¢ green, type IV (Scott 16), gorgeous light black town cancellation, absolutely stunning type IV stamp, clearly recut at top, featuring huge margins and exquisite rich color, a visually stunning example; small, partially filled thin spot, Very Fine appearance, 1994 P.F. certificate. Scott $1,650. Estimate $750 – 1,000.

Daniel Kelleher Auctions, Dec 2014, Sale 661, Lot 40

10c Dark Green, Ty. III (Scott 15). Large to huge margins incl. part of adjoining stamps at bottom and right, intense color, bold grid cancel at right edge leaving the vignette clearly visible, Extremely Fine, a beautiful stamp

Robert Siegel Auction Galleries, Jun 2012, Sale 1026, Lot 1159

10c Green, Ty. III (Scott 15). Large to huge margins, rich color, bright paper nicely complemented by red grid cancel, Extremely Fine Gem, with 2004 P.F. and P.S.E. certificates (XF-Superb 95, SMQ $725.00)

Robert Siegel Auction Galleries, Oct 2012, Sale 1032, Lot 3051

10c Dark Green, Ty. III (Scott 15). Large to huge margins, including part of adjoining stamps at bottom and right, intense color, bold grid cancel at right edge leaving the vignette clearly visible, Extremely Fine, a beautiful stamp, with 2012 P.F. certificate

Robert Siegel Auction Galleries, Mar 2013, Sale 1040, Lot 1207

1855, 10¢ green, type III (15), impressive face free black cancellation, flawless example with captivating color and detailed impression, a gorgeous well margined stamp with wonderful eye appeal, Extremely Fine to Superb. Scott $160. Estimate value $200 – 300.

Daniel Kelleher Auctions, Dec 2013, Sale 640, Lot 49

10c Green, Ty. III (Scott 15). Huge margins, rich color on bright paper, light strike of circular datestamp cancel, Extremely Fine Gem, ex Minervino, with 1979 P.F. and 2009 P.S.E. certificates (XF-Superb 95; SMQ value $600.00)

Robert Siegel Auction Galleries, Apr 2014, Sale 1068, Lot 33

10c Green, Ty. III (15). Position 2L1, misplaced relief, large to huge margins incl. part of adjoining stamp at right, neat strike of large Boston “Paid” grid cancel, Extremely Fine, this comes from one of two misplaced relief entries in the top row, which produced Type III designs instead of Type II, with 1991 P.F. certificate, Scott Retail with no premium for the position

Robert Siegel Auction Galleries, Sep 2014, Sale 1078, Lot 87

10c Green, Ty. III (Scott 15). Disturbed part original gum, three large to huge margins, ample at top, wonderful deep rich color and sharp impression, light horizontal crease, otherwise Very Fine, with 1983 P.F. certificate

Robert Siegel Auction Galleries, Dec 2014, Sale 1090, Lot 1141

10c Green, Ty. II (Scott 14). Large to huge margins, rich color, neat strike of circular datestamp, Extremely Fine, with 2006 P.S.E. certificate (XF 90 Jumbo, SMQ $375.00 as 90, $650.00 as 95)

Robert Siegel Auction Galleries, Mar 2012, Sale 1019, Lot 358

1855, 10¢ green, type II (Scott 14), disturbed o.g.; toned spots and crease, Very Fine appearance, 1987 APS certificate. Scott $5,000. Estimate $1,000 – 1,500. (Image 1)

Daniel Kelleher Auctions, Jun 2012, Sale 630, Lot 1222

United States 1851-57 Issue 1851 10c green, type II, unused with large part original gum, margins all around with part of adjoining stamp at top, beautiful color, horizontal crease and other small faults, fresh and v.f. appearance, scarce unused stamp with original gum, with 2001 PSE cert.

Cherrystone Auctions, Oct 2012, Sale 201210, Lot 18

14, 1855 10c Green Type II, ,large margins at top and bottom, cutting into left and right, o.g., small thin in bottom left corner, VG, 2013 PSE Certificate (Scott $5,000)

H.R. Harmer, Jun 2013, Sale 3003, Lot 1042

Scott #14, 10c Green, Ty. II, large to very large margins all around, especially bright color, uncommonly light and unobtrusive c.d.s. cancel, extremely fine; a highly desirable used example; 1986 PF certificate.

Spink Shreves Galleries, Jan 2014, Sale 146, Lot 165

10c Green, Ty. II (Scott 14). Huge even margins all around with portion of adjoining stamp at left, bold circular datestamp cancels incl. New Orleans, part of red transit at bottom, Extremely Fine Gem, a superb stamp

Robert Siegel Auction Galleries, Apr 2014, Sale 1068, Lot 28

10c Green, Ty. II (Scott 14). Position 37L1, full to large margins, deep rich color, neat strike of San Francisco circular datestamp, Very Fine and choice, with 1986 and 2014 P.F. certificates

Robert Siegel Auction Galleries, Sep 2014, Sale 1078, Lot 84

Scott #14, 10c Green, Ty. II, eye-catching used example, featuring four lavishly large and uniformly balanced margins, unusually bright vivid color and a detailed impression on fresh paper, light neat strike of a town c.d.s., extremely fine; a most appealing stamp; 2014 PSE certificate (XF-Superb 95; SMQ $575.00).

Spink Shreves Galleries, Jan 2015, Sale 150, Lot 48

o U.S.; General Issues, 1855, 10¢ Green, Type I, #13. Removed pen cancel, nice margins all around, Very Fine, PSE (2006) cert. Scott $475. Estimate $400-500.

Harmer-Schau Auction Galleries, Aug 2012, Sale 94, Lot 1007

10c Green, Ty. I (Scott 13). Full to large margins incl. part of bottom sheet margin, deep rich color on fresh paper, San Francisco circular datestamp, Very Fine and choice

Robert Siegel Auction Galleries, Dec 2012, Sale 1037, Lot 1433

10c Green, Ty. I (Scott 13). Unused (no gum), huge margins to clear, gorgeous color on bright white paper VERY FINE AND CHOICE. A BEAUTIFUL AND FRESH UNUSED EXAMPLE OF THE 1855 10-CENT TYPE I IMPERFORATE ISSUE. The Type I stamps are defined as having complete scrolls at bottom. They are only found on the bottom row of the plate (20 positions). Unfortunately, many were trimmed at bottom when they were separated, leaving a dearth of four-margin copies. With 2000 P.F. certificate

Robert Siegel Auction Galleries, Nov 2013, Sale 1057, Lot 566

Scott #13, 10c Green, Ty. I, an extremely rare unused example of this classic imperforate rarity, possessing a remarkable overall freshness for a stamp of this vintage, with sumptuously rich color and a clean crisp impression on bright paper, wonderfully well centered with wide over-sized margins,extremely fine; one of the few existing unused #13’s that is both completely sound and in premium condition; 2012 PSE certificate(XF 90; SMQ value $11,300.00); this is the single highest graded unused example with only one o.g. example graded 95 being the only graded stamp with o.g.

Spink Shreves Galleries, May 2014, Sale 148, Lot 33

USA (13) 1855 WASHINGTON 10? GREEN TYPE I, STITCH WMK Four margin example with stitch watermark and pen cancel. Sound, very fine, Scott value for pen cancel, no premium for stitch watermark. (2014 PSE Cert #01286589) Cat $475.

Regency-Superior, Nov 2014, Sale 108, Lot 70

13, 1855 10c Green, Type I,four large full margins, light cancel, tiny sealed tear and crease at right and a little light toning, Extremely Fine centering, a scarce type (Scott $925) 

H.R. Harmer, Jun 2015, Sale 3007, Lot 3106

5c Red Brown (Scott 12). Horizontal pair, large to huge margins, wonderful color and sharp impression, neat New Orleans La. circular datestamp, the right stamp essentially face-free, faint creases, Extremely Fine appearance, handsome pair, ex Emerson

Robert Siegel Auction Galleries, Jun 2012, Sale 1026, Lot 1155

o 1856, 5¢ red brown (12), vertical strip of three with left interpane sheet margin and partial centerline (positions 1/21R); large margins on the other three sides, with vibrant color and light New Orleans town cancels; faint crease at top and tiny corner crease in bottom right margin; still an Extremely Fine and rare position piece. Scott value $4,000 A CHOICE POSITION PIECE AND CERTAINLY AMONG THE MOST STRIKING MULTIPLES IN THE MAYER COLLECTION. Expertization: 2006 PF Certificate. Provenance: Klein, Mayer. Illustrated: Frajola and Mayer, p. 20.

Matthew Bennett International, Sep 2012, Sale 345, Lot 30

1856, 5¢ red brown (Scott 12), choice example with extremely intense color, eye catching piece, tied on piece by neat black “New Orleans, La., Mar. 16, 1857” cds, Fine to Very Fine. Scott $750. Estimate $400 – 600.

Daniel Kelleher Auctions, Oct 2012, Sale 632, Lot 943

1856, 5¢ red brown (Scott 12), bold black town cancellation, wonderfully fresh example with rich color, sound and choice, Very Fine, 1985 P.F. certificate. Scott $700. Estimate price $400 – 600.

Daniel Kelleher Auctions, Feb 2013, Sale 634, Lot 13

1856, 5¢ red brown (12), neatly struck black cancellation, one of the finest examples we have ever had the pleasure of offering at public auction, a spectacular JUMBO including wide sheet margin at right, with sensational deep rich color, the quintessential example of this tough stamp, that would highlight any great collection, Extremely Fine to Superb, 2013 P.S.E. certificate graded XF-SUP-95J, 1 of 5 examples attaining this impressive grade, with only 7 others currently grading higher, according to P.S.E.’s population report. SMQ $2,150 without premium for JUMBO. Scott $700. Estimate price $2,000 – 3,000.

Daniel Kelleher Auctions, Sep 2013, Sale 639, Lot 3121

1856, 5¢ red brown (12), neat black town cancellation, desirable well centered example with balanced margins and resplendent color, Very Fine to Extremely Fine, 1993 P.F. certificate. Scott $700. Estimate price $500 – 750.

Daniel Kelleher Auctions, Dec 2013, Sale 640, Lot 42

*    5¢ red brown (Scott 12), clear to large margins except in at bottom, deep color, redistributed original gum (Certificate says “original gum”), fresh and about Fine (photo). $30,000 TRUE MINT EXAMPLES OF THE 5¢ 1851 WITH ANY ORIGINAL GUM ARE VERY RARE. Expertization: photocopy of 1976 P.F. Certificate.

Matthew Bennett International, May 2014, Sale 350, Lot 28

5c Red Brown (Scott 12). Full margins to clear, rich color, neat strike of unusual 11-bar grid cancel, Very Fine, scarce with this cancel, with 1991 P.F. certificate

Robert Siegel Auction Galleries, Sep 2014, Sale 1078, Lot 79

5c Red Brown (Scott 12). D Relief, ample to huge margins including right interpane margin with centerline, bright color, light town cancel, Extremely Fine, interpane margin positions are very scarce, ex Mayer, with 1978 P.F. certificate

Robert Siegel Auction Galleries, Nov 2014, Sale 1084, Lot 3057

5c Red Brown (Scott 12). Large even margins, deep rich color, light town datestamp leaves design unobscured, Extremely Fine, with 1993 P.F. certificate

Robert Siegel Auction Galleries, Feb 2015, Sale 1092, Lot 1014

5c Red Brown (12). Relief A, part original gum, large margins to clear including right sheet margin, rich color and detailed impression, tiny corner crease at bottom left VERY FINE APPEARANCE. A RARE ORIGINAL-GUM FOUR-MARGINED EXAMPLE OF THE 5-CENT 1856 ISSUE. Ex Mayer and Curtis. With 2005 P.F. certificate. Scott Retail as original gum

Robert Siegel Auction Galleries, Jun 2015, Sale 1106, Lot 3028